Rio Shirai is a Japanese swimmer born on September 10, 1999. She excelled in her early career at the Junior Pan Pacific Swimming Championships, winning multiple medals, including gold in the 200 metre backstroke. At the 2018 Asian Games, she achieved notable success by competing in the women's 4 × 100 metre freestyle relay, where her team won the gold medal. Known for her exceptional skills, she remains a talented athlete in the swimming community.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 325 days away.
Place of Birth
Time Zone - Asia/Tokyo (9:0 E)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Rio
River
Read Full Rio Name AnalysisSeptember 10, 1999 Facts
Generation Group
Rio Shirai belongs to the Generation Z group.
Place of Birth: Takarazuka
Occupation: swimmer
Awards Received: Gold Medal at 2018 Asian Games | Gold Medal in 200m Backstroke at 2014 Junior Pan Pacific Swimming Championships | Bronze Medal in 100m Backstroke at 2014 Junior Pan Pacific Swimming Championships | Silver Medal in 4×100m Medley Relay at 2014 Junior Pan Pacific Swimming Championships | Bronze Medal in 4×200m Freestyle Relay at 2016 Junior Pan Pacific Swimming Championships
Astrology Analysis
Note: This birth chart is calculated using the date and place of birth, with the time set to noon (12:00 PM) local time. While this provides accurate planetary positions for most celestial bodies, the Ascendant (Rising Sign) and house cusps are not calculated since they require precise birth time. For a complete astrological analysis including houses and rising sign, please provide the exact birth time.

Ephemeris for September 10, 1999
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on September 10, 2025 | Secondary Progressions for September 10, 2025 |
---|---|---|---|
Sun | 16 Virgo 59 | 17 Virgo 40 | 12 Libra 25 |
Moon | 19 Virgo 24 | 19 Aries 27 | 2 Virgo 15 |
Mercury | 18 Virgo 22 | 14 Virgo 37 | 1 Scorpio 20 |
Venus | 18 Leo 48 | 18 Leo 34 | 28 Leo 52 |
Mars | 4 Sagittarius 38 | 21 Libra 53 | 22 Sagittarius 12 |
Jupiter | 4 Taurus 39 | 19 Cancer 27 | 2 Taurus 20 |
Saturn | 16 Taurus 51 | 29 Pisces 14 | 15 Taurus 47 |
Uranus | 13 Aquarius 34 | 1 Gemini 28 | 12 Aquarius 58 |
Neptune | 1 Aquarius 52 | 1 Aries 6 | 1 Aquarius 35 |
Pluto | 7 Sagittarius 52 | 1 Aquarius 37 | 8 Sagittarius 21 |
Rahu | 11 Leo 2 | 18 Pisces 8 | 9 Leo 40 |
Ketu | 11 Aquarius 2 | 18 Virgo 8 | 9 Aquarius 40 |
Chandra Kundali (Equal House, North Indian Diamond Chart)

Astrology Transits Analysis for Year 2025
Note: Multiple transits occurring in close proximity often signify a major event in a person's life.Rio Shirai's 2025 Transits to Natal Planets
- Saturn opposition Sun
Exact: 31 January, 2025 - Saturn sextile Saturn
Exact: 31 January, 2025 - Jupiter trine Ketu
Exact: 31 January, 2025 - Saturn opposition Mercury
Exact: 10 February, 2025 - Saturn opposition Moon
Exact: 20 February, 2025 - Mars conjunction Rahu
Exact: 11 May, 2025 - Mars opposition Ketu
Exact: 11 May, 2025 - Mars conjunction Moon
Exact: 20 July, 2025 - Mars conjunction Mercury
Exact: 20 July, 2025 - Ketu conjunction Moon
Exact: 09 August, 2025 - Ketu conjunction Mercury
Exact: 29 August, 2025 - Mars opposition Jupiter
Exact: 28 September, 2025 - Ketu conjunction Sun
Exact: 28 September, 2025 - Mars square Ketu
Exact: 08 October, 2025 - Mars opposition Saturn
Exact: 18 October, 2025